$nslookup > www.baidu.com Server: 219.233.241.166 Address: 219.233.241.166#53 Non-authoritative answer: www.baidu.com canonical name = www.a.shifen.com. Name: www.a.shifen.com Address: 119.75.217.56 Name: www.a.shifen.com Address: 119.75.218.45 > set type=AAAA > ipv6.google.com Server: 219.233.241.166 Address: 219.233.241.166#53 Non-authoritative answer: ipv6.google.com canonical name = ipv6.l.google.com. ipv6.l.google.com has AAAA address 2404:6800:8003::63 Authoritative answers can be found from: google.com nameserver = ns2.google.com. google.com nameserver = ns3.google.com. google.com nameserver = ns4.google.com. google.com nameserver = ns1.google.com. ns2.google.com internet address = 216.239.34.10 ns3.google.com internet address = 216.239.36.10 ns1.google.com internet address = 216.239.32.10 ns4.google.com internet address = 216.239.38.10 >